[PATCH bpf-next 06/10] riscv, bpf: Add Zacas instructions

[Björn Töpel]

Pu Lehui <pulehui at huaweicloud.com> writes:

> From: Pu Lehui <pulehui at huawei.com>
>
> Add Zacas instructions introduced by [0] to reduce code size and
> improve performance of RV64 JIT.
>
> Link: https://github.com/riscvarchive/riscv-zacas/releases/download/v1.0/riscv-zacas.pdf [0]
> Signed-off-by: Pu Lehui <pulehui at huawei.com>

Reviewed-by: Björn Töpel <bjorn at rivosinc.com>